/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.karaf.cellar.core.command;

import org.apache.karaf.cellar.core.Node;

import java.util.Map;

/**
 * Command execution context.
 */
public interface ExecutionContext {

    /**
     * Execute {@link Command} and retrieve {@link Result}.
     *
     * @param command
     * @param <R>
     * @param <C>
     * @return
     * @throws Exception
     */
    public <R extends Result, C extends Command<R>> Map<Node, R> execute(C command) throws Exception;

}
